5250723379217 has 2 divisors, whose sum is σ = 5250723379218. Its totient is φ = 5250723379216.

The previous prime is 5250723379199. The next prime is 5250723379303. The reversal of 5250723379217 is 7129733270525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5180362633681 + 70360745536 = 2276041^2 + 265256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5250723379217 is a prime.

It is not a weakly prime, because it can be changed into another prime (5250723375217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625361689608 + 2625361689609.

It is an arithmetic number, because the mean of its divisors is an integer number (2625361689609).

Almost surely, 2^{5250723379217} is an apocalyptic number.

It is an amenable number.

5250723379217 is a deficient number, since it is larger than the sum of its proper divisors (1).

5250723379217 is an equidigital number, since it uses as much as digits as its factorization.

5250723379217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5556600, while the sum is 53.

The spelling of 5250723379217 in words is "five trillion, two hundred fifty billion, seven hundred twenty-three million, three hundred seventy-nine thousand, two hundred seventeen".